function doGet(e) {
 return message("Error: Please Try Again");
    
}

function doPost(e) {

  var ss = SpreadsheetApp.openByUrl("https://docs.google.com/spreadsheets/d/1zy6UWuF20S-AXyLFxeDsB-Yxbn-4gJovb4tFpcqKtz4/edit#gid=0");
  var sheet = ss.getSheetByName("Sheet1"); 
  
  if (!e.parameters.filename || !e.parameters.file || !e.parameters.imageformat) {
    return message("Error: Please Try Again2");
  } else {
    var imgf = e.parameters.imageformat[0].toUpperCase();
    var mime =
        (imgf == 'BMP')  ? MimeType.BMP
      : (imgf == 'GIF')  ? MimeType.GIF
      : (imgf == 'JPEG') ? MimeType.JPEG
      : (imgf == 'JPG')  ? MimeType.JPEG
      : (imgf == 'PNG')  ? MimeType.PNG
      : (imgf == 'SVG')  ? MimeType.SVG
      : false;
    if (mime) {
      var data = Utilities.base64Decode(e.parameters.file, Utilities.Charset.UTF_8);
      var blob = Utilities.newBlob(data, mime, e.parameters.filename);
      
      
      var imageID = DriveApp.getFolderById('1CwCR5j6GW1PHPPvJUIytzd-jAFtAU5dn').createFile(blob).getId();
      var lat = e.parameters.lat[0];
      var lon = e.parameters.lon[0];
      var add = e.parameters.address[0];
      var name = e.parameters.filename[0];
      var viewurl = "https://drive.google.com/uc?export=view&id=" + imageID;
      var Oname = e.parameters.Oname[0];
      var hname = e.parameters.hname[0];
      
      var ss = SpreadsheetApp.getActive();
      var sh = ss.getSheets()[0];
      sh.appendRow([lat,lon,add,imageID,name,viewurl,Oname,hname]);
      
      return message("Success: Image Uploaded and Data Saved");
    } else {
      return message("Error: Please Try Again3");
    }
  }
}

function message(msg) {
  return ContentService.createTextOutput(msg);
}